Today, knowledge of greek culture from 1150–750 bce primarily is derived from
oral histories that later were written down.
records written by ancient greeks during that era.
records written by other cultures during that era.
myths written down by ancient storytellers.

montesquieu took the view that the roman republic had powers separated so that no one could usurp complete power. in the british constitutional system, montesquieu discerned a separation of powers among the monarch, parliament, and the courts of law.

which time period is this? or is this story fictional, i'm going to need more info to answer this question